Press Releases Crain’s Chicago Names ORBA One of the 25 Largest Accounting Firms in Chicago

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10.22.12

CHICAGO — Ostrow Reisin Berk & Abrams, Ltd. (ORBA), one of Chicago's largest accounting firms, has been ranked as the 15th largest accounting firm in Chicago, according to an annual survey published by Crain's Chicago.

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CHICAGO — Ostrow Reisin Berk & Abrams, Ltd. (ORBA), one of Chicago’s largest accounting firms, has been ranked as the 15th largest accounting firm in Chicago, according to an annual survey published by Crain’s Chicago. The firm moves up in the rankings from 17th place in 2011.

The Largest Accounting Firms survey, published in the October 15 issue of Crain’s Chicago, is ranked by size of local professional staff as of June 30. The list of 25 firms also highlights the number of local CPAs, firm-wide professionals and worldwide revenue, and includes firms with offices in Cook, DuPage, Kane, Lake, McHenry and Will counties.

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Ostrow Reisin Berk & Abrams, Ltd. (ORBA) is a full-service accounting, tax and business consulting firm located in downtown Chicago that serves privately-held companies, individuals and not-for-profit organizations.  ORBA’s certified public accountants have experience with accounting and assurance, business advisory services, estate planning, financial planning, fraud investigation, tax, litigation, and mergers and acquisitions.  With some of the highest levels of direct client involvement in the industry, ORBA is where clients go to build long-standing, meaningful and successful relationships with resourceful, proactive business and tax advisors. For more information, visit www.orba.com, subscribe to our blog www.orbablog.com or connect with us on LinkedIn.

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08.11.25

ORBA Ranked as a 2025 Top 200 Firm by INSIDE Public Accounting
CHICAGO — ORBA, one of Chicago’s largest public accounting firms, has once again been recognized as a 2025 IPA Top 200 Firm by INSIDE Public Accounting (IPA). This marks the eleventh time since 2013 that ORBA has made the list of the country’s top firms. In the IPA’s annual report, ORBA is ranked #113, climbing five spots higher than last year, and is the highest ranked of the six Illinois firms on the Top 200 list.

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